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Annotation of truecrypt/platform/exception.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  Copyright (c) 2008 TrueCrypt Foundation. All rights reserved.
                      3: 
                      4:  Governed by the TrueCrypt License 2.4 the full text of which is contained
                      5:  in the file License.txt included in TrueCrypt binary and source code
                      6:  distribution packages.
                      7: */
                      8: 
                      9: #ifndef TC_HEADER_Platform_Exception
                     10: #define TC_HEADER_Platform_Exception
                     11: 
                     12: #include <exception>
                     13: #include "PlatformBase.h"
                     14: #include "Serializable.h"
                     15: 
                     16: namespace TrueCrypt
                     17: {
                     18: #define TC_SERIALIZABLE_EXCEPTION(TYPE) TC_SERIALIZABLE (TYPE); \
                     19:        virtual Exception *CloneNew () { return new TYPE (*this); } \
                     20:        virtual void Throw () const { throw *this; }
                     21: 
                     22:        struct Exception : public exception, public Serializable
                     23:        {
                     24:        public:
                     25:                Exception () { }
                     26:                Exception (const string &message) : Message (message) { }
                     27:                Exception (const string &message, const wstring &subject) : Message (message), Subject (subject) { }
                     28:                virtual ~Exception () throw () { }
                     29: 
                     30:                TC_SERIALIZABLE_EXCEPTION (Exception);
                     31: 
                     32:                virtual const char *what () const throw () { return Message.c_str(); }
                     33:                virtual const wstring &GetSubject() const { return Subject; }
                     34: 
                     35:        protected:
                     36:                string Message;
                     37:                wstring Subject;
                     38:        };
                     39: 
                     40:        struct ExecutedProcessFailed : public Exception
                     41:        {
                     42:                ExecutedProcessFailed () { }
                     43:                ExecutedProcessFailed (const string &message, const string &command, int exitCode, const string &errorOutput)
                     44:                        : Exception (message), Command (command), ExitCode (exitCode), ErrorOutput (errorOutput) { }
                     45:                virtual ~ExecutedProcessFailed () throw () { }
                     46: 
                     47:                TC_SERIALIZABLE_EXCEPTION (ExecutedProcessFailed);
                     48: 
                     49:                string GetCommand () const { return Command; }
                     50:                int64 GetExitCode () const { return ExitCode; }
                     51:                string GetErrorOutput () const { return ErrorOutput; }
                     52: 
                     53:        protected:
                     54:                string Command;
                     55:                int64 ExitCode;
                     56:                string ErrorOutput;
                     57:        };
                     58: 
                     59: #define TC_EXCEPTION_DECL(NAME,BASE) \
                     60:        struct NAME  : public BASE \
                     61:        { \
                     62:                NAME () { } \
                     63:                NAME (const string &message) : BASE (message) { } \
                     64:                NAME (const string &message, const wstring &subject) : BASE (message, subject) { } \
                     65:                virtual Exception *CloneNew () { return new NAME (*this); } \
                     66:                static Serializable *GetNewSerializable () { return new NAME (); } \
                     67:                virtual void Throw () const { throw *this; } \
                     68:        }
                     69: 
                     70: #define TC_EXCEPTION_NODECL(dummy) //
                     71: #define TC_EXCEPTION(NAME) TC_EXCEPTION_DECL(NAME,Exception)
                     72: 
                     73: #ifdef TC_EXCEPTION_SET
                     74: #undef TC_EXCEPTION_SET
                     75: #endif
                     76: #define TC_EXCEPTION_SET \
                     77:        TC_EXCEPTION_NODECL (Exception); \
                     78:        TC_EXCEPTION_NODECL (ExecutedProcessFailed); \
                     79:        TC_EXCEPTION (AlreadyInitialized); \
                     80:        TC_EXCEPTION (AssertionFailed); \
                     81:        TC_EXCEPTION (ExternalException); \
                     82:        TC_EXCEPTION (InsufficientData); \
                     83:        TC_EXCEPTION (NotApplicable); \
                     84:        TC_EXCEPTION (NotImplemented); \
                     85:        TC_EXCEPTION (NotInitialized); \
                     86:        TC_EXCEPTION (ParameterIncorrect); \
                     87:        TC_EXCEPTION (ParameterTooLarge); \
                     88:        TC_EXCEPTION (StringConversionFailed); \
                     89:        TC_EXCEPTION (TestFailed); \
                     90:        TC_EXCEPTION (TimeOut); \
                     91:        TC_EXCEPTION (UnknownException)
                     92: 
                     93:        TC_EXCEPTION_SET;
                     94: 
                     95: #undef TC_EXCEPTION
                     96: }
                     97: 
                     98: #ifdef assert
                     99: #      undef assert
                    100: #endif
                    101: 
                    102: #ifdef DEBUG
                    103: #      define assert(condition) do { if (!(condition)) throw AssertionFailed (SRC_POS); } while (false)
                    104: #else
                    105: #      define assert(condition) ((void) 0)
                    106: #endif
                    107: 
                    108: #endif // TC_HEADER_Platform_Exception

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